Ozone-depleting gases may account for up to half of Arctic warming in the last 50 years

Ozone-depleting gases may account for up to half of Arctic warming...

A new study published last week in the journal Nature Climate Change concludes that ozone-depleting substances, such as chlorofluorocarbons, could account for up to half...
Do Ungava Bay beluga exist?

Do Ungava Bay beluga exist?

A major point of contention during the recent hearing on beluga management in Nunavik was whether or not a stock of Ungava Bay beluga...
Alaska’s North Slope has plenty of undeveloped oil left, a new estimate finds

Alaska’s North Slope has plenty of undeveloped oil left, a new...

Four decades after oil began flowing from Alaska’s North Slope, a new resource assessment says there is plenty more oil yet to be discovered.The...
How collapsing permafrost is transforming Arctic lakes, ponds and streams

How collapsing permafrost is transforming Arctic lakes, ponds and streams

Lakes, ponds and streams cover a large fraction of the low-lying tundra that circles the Arctic. For example, roughly 65,000 lakes and ponds lie...
A new study finds IMO’s low-sulphur fuel mandate actually boosts dangerous black carbon emissions in the Arctic

A new study finds IMO’s low-sulphur fuel mandate actually boosts dangerous...

The International Maritime Organization has mandated the use of very low sulphur fuel oil (VLSFO) in marine shipping starting January 1, 2020. This regulation...
Even after decades, caribou still aren’t fully used to oil development, scientists say

Even after decades, caribou still aren’t fully used to oil development,...

Images of plentiful caribou coexisting peacefully with oil fields have long been staples of the industry’s argument that development is environmentally safe and that...
Why narwhals, the Arctic’s elusive ‘unicorn of the sea,’ are so unusual

Why narwhals, the Arctic’s elusive ‘unicorn of the sea,’ are so...

Narwhals are often called the unicorns of the sea. The long tusk of the male narwhal sets these whales apart, but it’s not the...
As ‘flight shame’ grows, northern Scandinavia airports see mixed impact

As ‘flight shame’ grows, northern Scandinavia airports see mixed impact

With 2019 being the year when ‘Flight shame’ was became widely known as a social movement aimed at boycotting air travel to reduce carbon...
Researchers are finding plastic in the poop of Arctic seabirds

Researchers are finding plastic in the poop of Arctic seabirds

Studies are underway to uncover the role Arctic seabird guano — or poop — plays in microplastic contamination.Given the size of their colonies and...
Permafrost’s fate may be more closely tied to sea ice than temperature, scientists find

Permafrost’s fate may be more closely tied to sea ice than...

It should come as little surprise that, as the planet warms, the amount of permanently frozen soil known as permafrost will decline. Just how...